/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alipay.sofa.registry.task;

import com.alipay.sofa.registry.log.Logger;
import com.alipay.sofa.registry.util.StringFormatter;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ThreadPoolExecutor;

public final class RejectedLogErrorHandler implements RejectedExecutionHandler {
  private final Logger logger;
  private final boolean throwException;

  public RejectedLogErrorHandler(Logger logger, boolean throwException) {
    this.logger = logger;
    this.throwException = throwException;
  }

  @Override
  public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
    String msg = StringFormatter.format("Task {}: {} rejected from {}", r.getClass(), r, executor);
    logger.error(msg);
    if (throwException) {
      throw new RejectedExecutionException(msg);
    }
  }
}
